Finding the Fourth Proportional to 2,197,132.98, 3,031,553.12 and 1,326,108.98
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Solution
The fourth proportional to 2,197,132.98, 3,031,553.12 and 1,326,108.98 is: 1,829,734.40
Step by Step Solution
- Step 1: Write the proportion equation
2,197,132.98 : 3,031,553.12 = 1,326,108.98 : x - Step 2: Convert to fraction form
2,197,132.98/3,031,553.12 = 1,326,108.98/x - Step 3: Cross multiply
2,197,132.98x = 3,031,553.12 × 1,326,108.98 - Step 4: Simplify right side
2,197,132.98x = 4,020,169,793,990.71 - Step 5: Solve for x
x = 4,020,169,793,990.71/2,197,132.98 - Step 6: Final answer
x = 1,829,734.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.